If the population from which samples are drawn is not normally distributed,then the sampling distribution of the sample mean is:
A)never normally distributed
B)approximately normally distributed if n is 30 or larger
C)always normally distributed
D)approximately normally distributed if n is less than 30

Question

Quizplus · Accepted Answer

According to the Central Limit Theorem, the sampling distribution of the sample mean will be approximately normally distributed if the sample size is sufficiently large (usually n ≥ 30), regardless of the population's distribution.

If the Population from Which Samples Are Drawn Is Not